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In criminal justice system, several justice models are implemented to ensure that the proper justice is served in any case. There are two most used models (2 major criminal justice models), which are the crime control model and the due process model. The crime control model stresses that crime may be reduced in the society by increasing the manpower (staff) numbers in the law enforcing agencies or prosecutors.

Below are a few useful terms and definitions for people interested in criminal justice.

Crime Scene Investigator

A Crime Scene Investigator is someone who analyzes a crime scene. They could investigate many different kinds of crime scenes, and they normally have some knowledge in forensic science.

Cyber Security

A degree in Cyber Security allows you to help stop and fend off hackers, information theft, and computer attacks. People with these degrees could go into law enforcement or could end up working for a private company. Students learn how to protect assets and prevent information from being stolen.

Detective

A detective works in law enforcement and is above the ranks of a police officer. They investigate cases, especially the more serious ones.

Federal Bureau of Investigation (FBI)

The Federal Bureau of Investigation (more commonly known as the FBI), is an agency that serves as a federal investigative body and a counterintelligence agency. FBI agents investigate national cases.

Forensic Science

Forensic science is applying many sciences to answer questions in the legal science. There are many specialties that are all a part of forensic science. Parts of forensic science include taking fingerprints, DNA, and blood splatter analysis.

Homeland Security

Homeland Security degrees are becoming more popular. A Homeland Security Degree prepares people on how to secure borders, waterways, seaports, and airports. It also prepares students on how to deal with terrorism and natural disasters.

Law Enforcement

Law Enforcement is the whole process of laws being enforced on criminals or people who are suspected to be criminals. It includes the process of finding the person suspected of guilt, trying to prove guilt, going to court, and much much more.

Paralegal

A Paralegal is someone trained in legal matters, but is not a full-on lawyer. It is good for people who don't have the money to go to law school. In years coming up, paralegals are expected to be in higher demand.

Police Officer

A police officer is involved in almost all stages of law enforcement. They sometimes arrest criminals. They spend a lot of time enforcing other laws involving safety as well.

Private Investigator

A Private Investigator is like a private detective. They work away from normal law enforcement, and are hired to investigate things that wouldn't be investigated by police. Sometimes however they do investigate things police are investigating. They often have their own businesses too.

Trial

A trial is an important part in which a jury or a judge look into the evidence acquired by law enforcement to decide whether or not someone is guilty of a crime.